2011 Polaris 850 Sportsman EPS/X2/XP ATV Drive Belt Each Belt is Crafted from Only the Best Rubber Compounds and Tough Aramax Cord Carlisle Belts Enhance the Efficiency of the Variable Speed Drive System Eliminates Excessive Friction and Tension Preventing Drive Damage #N/A Compatibility: 2011 Polaris 850 Sportsman EPS/X2/XP